Extortion|Charnes'Filed On 3iCHICAGO (AP)—-Three men'I waived preliminary hearings'.Tuesday on federal extortioni charges and were ordered heldto the U.S. District Courts of I New Jersey and New York. jThey are John Fellabattm, 28, * |of Monroeville. Pa.; Sherman ; Kaminsky, 40, of Baltimore, and j Eiwood I ee Hammock, 47, of Fayetteville, N.C. They ap* pea red before U.S. Commissioner C: S. Bentley Pike. (All three.are under indictment; in Trenton, N.J. They are , charged with having crossed * . states lines to further an extor-Itlon conspiracy, Fellabaum also 3 Is under indictment In New *;York City on a similar charge.Kaminsky also has been indict-‘ ed in Chicago along with Wil-1 Ham Burke, 55, now serving a ;• New York prison term for ex-1 tortion.i The government alleged the ^ men operated in this way: y' From prostitutes in various j. cities the men obtained names . and addresses of the women's |j Jc u s tomers during conventions:! 0‘and business meetings. The de-1' fendants went to the home cities of the businessmen and, posing as policemen, told them they had been charged with a crime. For a payoff the fake officers ) agreed to hush up prosecution, ijr . . I